Home / 74,676.29-111,968.45-36,677.24

Finding the Fourth Proportional to 74,676.29, 111,968.45 and 36,677.24

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Solution

The fourth proportional to 74,676.29, 111,968.45 and 36,677.24 is: 54,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,676.29 : 111,968.45 = 36,677.24 : x
  2. Step 2: Convert to fraction form
    74,676.29/111,968.45 = 36,677.24/x
  3. Step 3: Cross multiply
    74,676.29x = 111,968.45 × 36,677.24
  4. Step 4: Simplify right side
    74,676.29x = 4,106,692,969.85
  5. Step 5: Solve for x
    x = 4,106,692,969.85/74,676.29
  6. Step 6: Final answer
    x = 54,993.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.